diff options
Diffstat (limited to 'io/dup2.c')
-rw-r--r-- | io/dup2.c | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/io/dup2.c b/io/dup2.c deleted file mode 100644 index 2b89789..0000000 --- a/io/dup2.c +++ /dev/null @@ -1,48 +0,0 @@ -/* Copyright (C) 1991, 1995, 1996, 1997, 2002 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <errno.h> -#include <fcntl.h> -#include <unistd.h> - - -/* Duplicate FD to FD2, closing the old FD2 and making FD2 be - open the same file as FD is. Return FD2 or -1. */ -int -__dup2 (fd, fd2) - int fd; - int fd2; -{ - if (fd < 0 || fd2 < 0) - { - __set_errno (EBADF); - return -1; - } - - if (fd == fd2) - /* No way to check that they are valid. */ - return fd2; - - __set_errno (ENOSYS); - return -1; -} -libc_hidden_def (__dup2) -stub_warning (dup2) - -weak_alias (__dup2, dup2) -#include <stub-tag.h> |